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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int n,z,s=0;
  5. 	scanf("%d",&n);
  6. 	for(z=n-1;z>1;z--){
  7. 		n=n%z;
  8. 		if(n!=0){
  9. 			s=1;
  10. 		}
  11. 	}
  12. 	if(s==0){
  13. 		printf("素数出ない");
  14. 	}
  15. 	if(s==1){
  16. 		printf("素数");
  17. 	}
  18. 	return 0;
  19. }
  20.  
Success #stdin #stdout 0s 5292KB
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素数
https://ideone.com/A1i788
language:
C99 (gcc 8.3)
created:
3 days ago
visibility:
public

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